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https://bugzilla.lustre.org/show_bug.cgi?id=10968



Requirement #1 producing graphs-> Would following steps achive the objective of
producing graphs to analyze some behavior? We'll code these steps in a script.

1. Run a set of test cases
2. For each test case collect statistics of VFS operations performed by
processes   spawned by the test.
3. Plot a graph for each of these test cases. Y axis will indicate the number of
calls for a VFS operation. X axis will be of test configurations. Each worm in
the graph will represent one VFS op.
4. A wrapper script will take input of a path to a test script to be run for
each instance. Each later parameter will contain arguments to be passed to the
test script for each instance. The wrapper script will run given test script for
each parameter and collect statistics for the same. This will require a utility
 (described in point number 5 below) written in C.
5. A utility written in C - Runs a program with given parameters.It first spawns
a thread, adds that task to /proc tracker after clearing it first. Then execs
the given program.   It waits till the program terminates.

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